Last edited by britnumber; Oct 9th 2008 at 09:34 PM.
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Originally Posted by britnumber Let X=(x_n) be a sequence of positive real numbers such that = L >1. Show that X is not a bounded sequence and hence is not convergent Let so that .
And therefore there is so that if then .
But can be made arbitary large since .
Therefore, is unbounded.
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